Background & Objectives : Coronary artery disease is one of the most important mortality causes in developed and developing countries. Many risk factors can influence coronary artery disease some of which can be controlled and prevented. Information should be given to people for controlling these factors and prior to this information – giving, the primary awareness of them about risk factors needs to be ascertained. This research is a study of the knowledge, attitude and practice of Ardabil people about CAD risk factors.

  Methods : This descriptive analytic study was done on 384 individuals (female and male) over 20 years old. These subjects were selected from five clusters. Synthetic questionnaire was used for data collection through direct interview at home. The collected data was then analyzed by SPSS software.

  Results : 50.5% of samples were females. 27.3 % of the subjects were high-school graduates. Most of them (70%) were aware of stress and lesion as risk factors. 66.9% of them were aware only of the effect of immobility on coronary artery disease but 13% of them had regular physical activity. 52.1% of them were aware of the harmful effect of salt on CAD, but 15% of them had low salt intake. 48.2% of people were aware of benefit of liquid oil on health, but only 25% of them consumed it. Results showed that, 48.2%, 51.3% and 40.9% of individual had moderate knowledge, positive attitude, and weak practice, respectively. The relationship among variables was significant (P<0.0001), and practice of people has been increased with increasing of knowledge and attitude.

  Conclusion : Regarding these results, regular programs are necessary for increasing awareness and practice of people as primary preventive steps for controlling CAD.